package com.example.publishsubscribepattern.observer;

/**
 * @author ash
 * @description 未使用
 * @create 2023/2/14  23:03:18
 * @className ConcreteObserver2
 * @verson 1.0.0
 */
public class ConcreteObserver2 extends Observer{

    @Override
    public void update() {
        System.out.println("ConcreteObserver2观察者收到通知!!");
    }
}
